LI Laboratories

HelTec - Helmholtz Laboratory for geodynamic modelling

In the HelTec, kinematic and tectonic models help to quantify geodynamic processes and their steering factors.

Equipment: Material properties: ring shear tester, uniaxial press, rheometer. Setups for scaled experiments: 2D and 3D brittle wedges, seismotectonics, volcanotectonics, landslides, hydraulic fracturing. Monitoring: PIV systems at 5-700 Hz, force and fluid pressure sensors, accelerometers.

Contact person: Dr. Matthias Rosenau

High Pressure Facilities

In our high-pressure labs we experimentally simulate the conditions ranging from the Earth’s crust to the deep mantle.

Equipment: Hydrothermal laboratory, internally heated pressure vessel (IHPV), Piston Cylinder Press, Multi-Anvil Press

Contact person: Prof. Monika Koch-Müller

Rock Deformation Laboratory

Rock Deformation Laboratory

Equipment: High Temperature Creep Apparatus, Gas Deformation Apparatus, Piston Cylinder Press, Servohydraulic Press

Contact person: Prof. Marco Bohnhoff

Microanalytics (Electron Microprobe Laboratory)

In the Electron Microprobe Laboratory the used technique allows for nondestructive analyses of smallest parts of materials (in micrometer range) with high precision. Materials that can be analysed are embedded and polished mineral grains (also gemstones), glass particles as well as rocks. Except for H, He, and Li all elements of the periodic table until including U can be detected and quantified.

Equipment: JEOL Hyperprobe JXA-8500F with a thermal field-emission cathode; JEOL Superprobe JXA 8230 with tungsten or LaB6 cathodes

Contact person: Dr. Franziska Wilke

Istotope Laboratory

Istotope Laboratory

Equipment: Thermal ionization mass-spectrometers / TIMS, Multi-collector mass-spectrometer with inductivly coupled plasma source / MC-ICP MS

Contact person: Prof. Rolf Romer

Noble Gas Laboratory

In the Noble Gas Laboratory, the isotopic signature of noble gases can be determined that provides valuable information on the origin and history of a rock or fluid sample.

Equipment: 2 noble gas spectrometers (MM 5400 and Helix SFT), water degassing line, gas preparation line

Contact person: Dr. Samuel Niedermann

Organic-geochemical Laboratories

In the Organic-geochemical Laboratories both biotic and abiotic transformation processes of sedimentary organic matter from shallow to deep, young to old, terrestrial to marine, and from molecular to basin scales are investigated.

Equipment: Pyrolysis-Laboratory (Py-GC-MS, Py-GC, Py-GC-FID); Gas chromatography-Laboratory (GC); Mass Spectrometry-Laboratory (FT-ICR-MS, GC-MS, LC-MS); Microscopy-Laboratory (IR-Microscopy und Organic Petrography); Water-Laboratory (IC, LC-OCD); Laboratory for compound-specific isotope analysis (GC-IRMS, LC-IRMS), Geological-geochemical Modeling Laboratory (Petromod 3d, Kinetics 2000, Petrel, PVTsim, Novva 1D)

Contact person: Dr. Kai Mangelsdorf

Geochemistry Laboratories

The Geochemistry Laboratories use different analytical instruments to investigate the mineralogical and geochemical composition and properties of rocks and fluids.

Equipment: X-ray diffractometry (XRD), X-ray fluorescence (XRF), inductive coupled plasma optical emission spectrometry (ICP-OES), inductive coupled plasma mass spectrometry (ICP-MS), ion chromatography (IC), low-temperature calorimetry, gas-mass spectrometry (MS), gas chromatography (GC).

Contact persons: Dr. Anja Schleicher, Dr. Bettina Strauch, Dr. Martin Zimmer

HELGES| Helmholtz-Laboratory for the Geochemistry of the Earth Surface

In the HELGES Laboratory, sample preparation and measurements of cosmogenic nuclides and stable isotopes of metals and metalloids in geological and environmental sample materials, such as sediments, rocks, river water, soils, vegetation are performed.

Equipment: Two clean labs class 1000+ with class 10 laminar flow workstations for sample preparation of low concentration samples. Dry and wet chemistry labs for preparation of solid and liquid samples. Analytical instruments for concentration and isotope ratio measurements on liquid and solid samples. A Thermo Neptune Multicollector Inductively Coupled Plasma Mass Spectrometer (MC-ICP-MS) for isotope measurements (Li, Mg, Si, Fe, Sr). Inductively Coupled Plasma Optical Emission Spectrometry (Varian 720 ES ICP-OES) for concentration measurements. Both ICP instruments can be coupled to an in-house built femtosecond laser ablation system (fsLA-MC-ICP-MS or fsLA-ICP-OES) for in-situ concentration and isotope ratio measurements at the micrometer scale.

Contact person: Prof. Friedhelm von Blanckenburg

GeoBioLab| Helmholtz-Laboratory for Integrated Geological and Biological Research

In the GeoBioLab basic research on (micro)biological, (bio)geochemical and geological processes and their dynamics in deep sedimentary deposits is performed.

Equipment: classical microbiology investigations (e.g. isolation and characterization of bacteria and archaea, taxonomy and physiology), culture-independent characterization of microbial communities (e.g. DNA/RNA based studies, quantitative PCR, Stable Isotope Probing, Next Generation Sequencing, and bioinformatics).

Contact person: Prof. Dirk Wagner

Laboratory for Microfacies Analysis

In the Laboratory for Microfacies analysis, marine and lacustrine samples can be prepared and analyzed.

Equipment: Thin-section preparation, petrographic microscope ZEISS “Axiophot” with 2 analog- and one digital camera (Axiocam), petrographic microscope ZEISS “Axiophot”, fluorescence microscope ZEISS “Jenalumar”, micro X-ray fluorescence spectrometer EAGLE III XL, micro X-ray fluorescence spectrometer, Itrax Corescanner

Contact person: Brian Brademann (Dünnschliffpräparation), Dr. Jens Mingram (Mikroskopie)

Bubble Lab

The Bubble Lab is an experimental laboratory to study bubble processes in hydrothermal and volcanic terrain.

Equipment: Shaking table, camera system, pressure sensors, modular data aquisition system, vizualisation via LabView

Contact persons: Dr. Heiko Woith, PD Dr. Thomas Walter, Dr. Eleonora Rivalta

Laboratory for Paleo- and Rock Magnetism

In the laboratory for Paleo- and Rock magnetism, the magnetic suszeptibility of rocks and sediments can be analysed.

Equipment: 2 core logger, Variable Field Susceptibility Meter, fluxgate Magnetometer, Cryogenic long-core magnetometer, Gaussmeter, Spinnermagnetometer (16.7 und 89.7 Hz), Pulse magnetizer, Single-axis alternating field demagnetizer, Thermal demagnetizers (MMTD18 und TD48), Variable Field Translation Balance

Contact person: Dr. habil. Norbert Nowaczyk

Dendrochronology Laboratory

The Dendrochronology Laboratory serves for the reconstruction of temporal and spatial variability of the climate of the past utilizing multi-parameter tree ring analysis.

Equipment: Technical field equipment, dendroecologic monitoring, sample preparation and storage, dendrochronology, quantitative wood anatomy, chemistry of wood, stable isotope mass spectrometry of organic matter and water.

Contact person: Dr. Gerhard Helle, Dr. Ingo Heinrich

Laboratory for Sediment Analysis

The Sediment Laboratory for sedimentary-geochemical analysis allows for the analysis of solid matter and water, radiometry, and element analysis.

Equipment: Ion-chromatographie System, UV/Vis Spektrometer, Spektrometer, Massenspektrometer, Kohlenstoff-Analysator TOC-5000A, Coulomat 702, GeoLas Pro M Laser Ablation System (LA-ICP-MS), Reinst-Germanium Detektoren mit Blei-Abschirmung, Alpha Analyst mit acht PIPS Detektoren, Elementaranalyse EA-CHNS Analysator, DELTAplusXL, MAT 253 IRMS und Carbonate Kiel IV device

Contact person: Dr. Georg Schettler, Dr. Birgit Plessen (element analysis)

Spectroscopy Laboratory

The Spectroscopy Laboratorysupports developments in optical remote sensing.

Equipment: Laboratory UV/Vis/NIR/TIR spectrometers (Lambda 950 and Spectrum GX FTIR), field spectroradiometers (ASD FieldSpec), hyperspectral cameras (HySpex VNIR-1600 und SWIR-320), mobile x-ray fluorescence analysation (RFA, XRF)

Contact person: Dr. Sabine Chabrillat

Electronic Laboratory for geophysical exploration systems

Sarah Gleeson
Section Head
Prof. Dr. Sarah Gleeson
Inorganic and Isotope Geochemistry
Building B, Room 324
14473 Potsdam
+49 331 288-27503